
package java3;

import java.util.*;

public class Main2 {
		public static void main(String[] args) {
			@SuppressWarnings("resource")
			Scanner in = new Scanner(System.in);
			int n,x,y;
			while (in.hasNextInt())
			{
				n=in.nextInt();
				x=in.nextInt();
				y=in.nextInt();
			StringBuilder num=new StringBuilder();
			for(int i=0;i<n;i++)
			{
				num.append(i);
			}
			String zi=num.substring(x, y);
			System.out.println(zi);
			}

		}
}